The PDM1-S15-D24-S from CUI is a DC to DC Converter with Input Voltage 13.5 to 16.5 V, Output Voltage 1 24 V, Output Current 1 3 to 21 mA, Output Power 1000 mW, Output Voltage 2 -24 V. Tags: SIP, Boost/Step Up. More details for PDM1-S15-D24-S can be seen below.